Revert "BT: Multi HF support in Settings App."

This reverts commit 7bbd90528064516a4aae200731a7fd60acd09192.
Settings: Remove Wallpaper selection from Display

Let the launcher handle wallpaper selection.

Change-Id: I7f0eb20a5bc01d82fdb98905524b9743fee447c6
Signed-off-by: Roman Birg <roman@cyngn.com>
Merge remote-tracking branch 'cm/cm-11.0' into HEAD